Compton
Is Compton tap water safe to drink?
Mostly yes — Compton scores 88/100. This report aggregates EPA drinking water data across 2 local systems in Compton. We found 47 total violations (11 unresolved).
Real-Time Environment
Live: 01:00 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Compton.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Compton?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Should you buy a water purifier in Compton? See our analysis.
Baby Formula Safety
Is Compton tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Compton, water quality is a key factor in long-term property maintenance. The high safety score (88/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Compton
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Compton.
Frequently Asked Questions
Is Compton tap water safe to drink?
Mostly yes — Compton scores 88/100.
How many water systems serve Compton?
Compton is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Compton?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Compton.
What is the water quality score for Compton?
The water quality score for Compton is 88 out of 100, based on EPA contaminant data, violation history, and testing results across the 2 systems serving the city.
What are the top contaminants in Compton?
The top contaminants detected in Compton include Lead (90th percentile). View detailed information on our contaminants page.
Compton Water Quality Summary
Compton, CA receives a water quality score of 88/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Compton's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.
Compton's score of 88 is 1 point below the California state average of 89, and above the nationwide average of roughly 78/100 across all U.S. states.
Prospective homebuyers looking at Compton, California, will find that this mid-size city's drinking water is supplied by two local systems that consistently deliver top-tier quality. Managing water in a West Coast region shaped by large urban centers, Central Valley agriculture, and varied geology presents unique challenges, yet the local infrastructure successfully maintains excellent standards. For residents, this means reliable and highly rated tap water for daily household use, reflecting strong performance across the municipality's water distribution network.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our California water quality rankings report →
Key Contaminants
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Water Systems Serving Compton (2)
Check Your Specific Address
Water quality can vary by neighborhood in Compton.
Related
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Compare Compton water quality: View all states · Contaminant library · How we score water quality